package L_5_7;

public class Mouse implements Iusb {
    @Override
    public void deviceOpen () {
        System.out.println ("打开鼠标");
    }

    @Override
    public void deviceClose () {
        System.out.println ("关闭鼠标");
    }

    public void click () {
        System.out.println ("点击鼠标");
    }
}
